diff --git a/examples/wip/contact2.js b/examples/wip/contact2.js
index 5b7e616b..df91bcf1 100644
--- a/examples/wip/contact2.js
+++ b/examples/wip/contact2.js
@@ -23,14 +23,14 @@ function create() {
     bg = game.add.tileSprite(0, 0, 800, 600, 'background');
     bg.fixedToCamera = true;
 
-    game.physics.gravity.y = 20;
+    // game.physics.gravity.y = 20;
     game.physics.friction = 0.5;
     game.physics.setBoundsToWorld();
 
     var playerCG = game.physics.createCollisionGroup();
     var boxCG = game.physics.createCollisionGroup();
 
-    player = game.add.sprite(50, 400, 'dude');
+    player = game.add.sprite(50, 550, 'dude');
     player.physicsEnabled = true;
     player.body.fixedRotation = true;
     player.body.setCollisionGroup(playerCG);
diff --git a/resources/Screen Shots/phaser-p2-cannon.png b/resources/Screen Shots/phaser-p2-cannon.png
new file mode 100644
index 00000000..b20b0102
Binary files /dev/null and b/resources/Screen Shots/phaser-p2-cannon.png differ
diff --git a/src/gameobjects/Button.js b/src/gameobjects/Button.js
index 2b84786e..6620b553 100644
--- a/src/gameobjects/Button.js
+++ b/src/gameobjects/Button.js
@@ -477,7 +477,7 @@ Phaser.Button.prototype.onInputOverHandler = function (sprite, pointer) {
 * Internal function that handles input events.
 *
 * @protected
-* @method Phaser.Button.prototype.onInputOverHandler
+* @method Phaser.Button.prototype.onInputOutHandler
 * @param {Phaser.Button} sprite - The Button that the event occured on.
 * @param {Phaser.Pointer} pointer - The Pointer that activated the Button.
 */
@@ -503,7 +503,7 @@ Phaser.Button.prototype.onInputOutHandler = function (sprite, pointer) {
 * Internal function that handles input events.
 *
 * @protected
-* @method Phaser.Button.prototype.onInputOverHandler
+* @method Phaser.Button.prototype.onInputDownHandler
 * @param {Phaser.Button} sprite - The Button that the event occured on.
 * @param {Phaser.Pointer} pointer - The Pointer that activated the Button.
 */
@@ -529,7 +529,7 @@ Phaser.Button.prototype.onInputDownHandler = function (sprite, pointer) {
 * Internal function that handles input events.
 *
 * @protected
-* @method Phaser.Button.prototype.onInputOverHandler
+* @method Phaser.Button.prototype.onInputUpHandler
 * @param {Phaser.Button} sprite - The Button that the event occured on.
 * @param {Phaser.Pointer} pointer - The Pointer that activated the Button.
 */
diff --git a/src/physics/World.js b/src/physics/World.js
index 845bb18a..501f5f70 100644
--- a/src/physics/World.js
+++ b/src/physics/World.js
@@ -244,6 +244,9 @@ Phaser.Physics.World.prototype = {
     */
     beginContactHandler: function (event) {
 
+            console.log('beginContactHandler');
+            console.log(event);
+
         if (event.bodyA.id > 1 && event.bodyB.id > 1)
         {
             // console.log('beginContactHandler');
@@ -262,6 +265,10 @@ Phaser.Physics.World.prototype = {
     */
     endContactHandler: function (event) {
 
+            console.log('endContactHandler');
+            console.log(event);
+
+
         if (event.bodyA.id > 1 && event.bodyB.id > 1)
         {
             // console.log('endContactHandler');